Differential D228 Diff 671 src/crypto/inbound-group-session.hpp

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src/crypto/inbound-group-session.hpp

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	namespace Kazv			namespace Kazv
	{			{
	struct InboundGroupSessionPrivate;			struct InboundGroupSessionPrivate;

	class InboundGroupSession			class InboundGroupSession
	{			{
	public:			public:
				struct ImportTag {};
	explicit InboundGroupSession();			explicit InboundGroupSession();
	explicit InboundGroupSession(std::string sessionKey, std::string ed25519Key);			explicit InboundGroupSession(std::string sessionKey, std::string ed25519Key);

	InboundGroupSession(const InboundGroupSession &that);			InboundGroupSession(const InboundGroupSession &that);
	InboundGroupSession(InboundGroupSession &&that);			InboundGroupSession(InboundGroupSession &&that);
	InboundGroupSession &operator=(const InboundGroupSession &that);			InboundGroupSession &operator=(const InboundGroupSession &that);
	InboundGroupSession &operator=(InboundGroupSession &&that);			InboundGroupSession &operator=(InboundGroupSession &&that);
	~InboundGroupSession();			~InboundGroupSession();

	MaybeString decrypt(std::string message, std::string eventId, Timestamp originServerTs);			MaybeString decrypt(std::string message, std::string eventId, Timestamp originServerTs);

	bool valid() const;			bool valid() const;

				/**
				* Check whether this session is imported (from the session-export format).
				*
				* Precondition: valid() is true.
				*
				* @return true iff this session is imported.
				*/
				bool isImported() const;

	std::string ed25519Key() const;			std::string ed25519Key() const;

	/**			/**
	* Try to merge this session with another session.			* Try to merge this session with another session.
	*			*
	* @param that The other session to merge with.			* @param that The other session to merge with.
	* @return true iff the two sessions are mergeable.			* @return true iff the two sessions are mergeable.
	*/			*/
	bool merge(InboundGroupSession &that);			bool merge(InboundGroupSession &that);

				/**
				* Export the session to session-export format.
				*
				* Precondition: valid() is true.
				*
				* @return The base64 encoded session-export format.
				*/
				std::string toExportFormat() const;

	private:			private:
	friend void to_json(nlohmann::json &j, const InboundGroupSession &s);			friend void to_json(nlohmann::json &j, const InboundGroupSession &s);
	friend void from_json(const nlohmann::json &j, InboundGroupSession &s);			friend void from_json(const nlohmann::json &j, InboundGroupSession &s);
	std::unique_ptr<InboundGroupSessionPrivate> m_d;			std::unique_ptr<InboundGroupSessionPrivate> m_d;
	};			};
	}			}